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Ethylenic reactant contains an oxygen atom

Subclass of:

525 - Synthetic resins or natural rubbers -- part of the class 520 series

525000000 - SYNTHETIC RESINS (CLASS 520, SUBCLASS 1)

525050000 - MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS

525055000 - At least one solid polymer derived from ethylenic reactants only

525242000 - Polymer derived from ethylenic reactants only mixed with ethylenic reactant

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
525298000 Ethylenic reactant contains an oxygen atom 51
525299000 Block copolymer derived from oxygen-containing reactant 12
20110213091METHOD FOR PRODUCING TELECHELICS HAVING A BIMODAL MOLECULAR WEIGHT DISTRIBUTION - The invention relates to a controlled polymerization method for producing telechelics on the basis of (meth)acrylate, which have a bimodal molecular weight distribution, and to the use thereof as binders in glues or sealing compounds.09-01-2011
20110288238ENHANCED TRANSPORT USING MEMBRANE DISRUPTIVE AGENTS - Compositions and methods for transport or release of therapeutic and diagnostic agents or metabolites or other analytes from cells, compartments within cells, or through cell layers or barriers are described. The compositions include a membrane barrier transport enhancing agent and are usually administered in combination with an enhancer and/or exposure to stimuli to effect disruption or altered permeability, transport or release. In a preferred embodiment, the compositions include compounds which disrupt endosomal membranes in response to the low pH in the endosomes but which are relatively inactive toward cell membranes, coupled directly or indirectly to a therapeutic or diagnostic agent. Other disruptive agents can also be used, responsive to stimuli and/or enhancers other than pH, such as light, electrical stimuli, electromagnetic stimuli, ultrasound, temperature, or combinations thereof. The compounds can be coupled by ionic, covalent or H bonds to an agent to be delivered or to a ligand which forms a complex with the agent to be delivered. Agents to be delivered can be therapeutic and/or diagnostic agents. Treatments which enhance delivery such as ultrasound, iontopheresis, and/or electrophoresis can also be used with the disrupting agents.11-24-2011
20110301298ACID FUNCTIONALIZED GRADIENT BLOCK COPOLYMERS - The present invention relates to a class of acid functionalized gradient block copolymers, processes for obtaining them and to their uses including but not limited to hair fixatives, toughening agents, and adhesives. Surprisingly, the applicants have discovered the aforementioned class of acid functionalized gradient block copolymers have advantageous properties and can find utility in a wide variety of application areas. These polymers are easily prepared by sequential monomer addition (i.e., “one-pot” synthesis) and the process does not require any post polymerization modification steps. The aforementioned polymers are derived from commonly utilized monomers. The use of common monomers provides both an economic advantage and an inherent safety advantage, e.g., the common monomers are considered biocompatible.12-08-2011
20120116024SELF-SUPPORTING THIN POLYMER FILM - [Object] To provide a self-supporting thin polymer membrane having a large surface area, a high strength, and a perpendicularly oriented cylindrical structure, and to provide a method of producing the membrane.05-10-2012
20120172535VINYL ETHER-BASED STAR POLYMER AND PROCESS FOR PRODUCTION THEREOF - Provided is a vinyl ether-based star polymer that has arms containing a copolymer of a vinyl ether-based polymer and a oxystyrene-based polymer, and a process for production of the star polymer that is capable of being carried out continuously in a series of steps. The process includes a vinyl ether-based star polymer having arms containing a copolymer of a vinyl ether-based polymer and an oxystyrene-based polymer, and a process for production of the vinyl ether-based star polymer, containing: subjecting a vinyl ether-based monomer to living cationic polymerization in the presence of an initiating species, a Lewis acid that is suitable for cationic polymerization of the vinyl ether-based monomer, and a solvent; then subjecting an oxystyrene-based monomer to living cationic polymerization with a Lewis acid that is suitable for cationic polymerization of the oxystyrene-based monomer added thereto; adding a divinyl compound to introduce a vinyl group to a side chain; and forming a core through intermolecular crosslinking with the vinyl group.07-05-2012
20130012661METHOD OF PURIFYING BLOCK COPOLYMERS - The invention relates to block polymers, for example, arborescent copolymer compounds, and to methods of making and purifying such compounds. In one embodiment, the invention relates to arborescent polymer compounds that contain one or more styrene polymeric blocks in combination with one or more isobutylene polymeric blocks. In another embodiment, the invention relates to methods for purifying arborescent polymer compounds that contain at least one styrene polymeric block in combination with at least one isobutylene polymeric block.01-10-2013
20130338315FILAMENTOUS POLYMER PARTICLES AND METHOD FOR PREPARING SAME BY MEANS OF CONTROLLED RADICAL POLYMERISATION IN EMULSION - The invention relates to polymer particles in the form of filaments formed by block copolymers, as well as to the method for preparing same by means of controlled radical polymerization in emulsion in the presence of a specific living macroinitiator derived from a nitroxide. The invention is characterized in that the filamentous particles are obtained in a dispersed aqueous medium by means of the synthesis of said block copolymers, performed by heating the reaction medium at a temperature of 60 to 120° C., the final block copolymer containing between 10 and 50 mol. % of the macroinitiator which is water soluble and the hydrophobic monomer conversion rate being at least 50%. According to the invention, the weight ratio of hydrophilic fraction of the filamentous particles is less than 25 wt %.12-19-2013
20140024783Star Macromolecules for Personal and Home Care - A polymer composition comprising star macromolecules is provided. Each star macromolecule has a core and five or more arms, wherein the number of arms within a star macromolecule varies across the composition of star molecules. The arms on a star are covalently attached to the core of the star; each arm comprises one or more (co)polymer segments; and at least one arm and/or at least one segment exhibits a different solubility from at least one other arm or one other segment, respectively, in a reference liquid of interest.01-23-2014
20150376474PRESSURE SENSITIVE ADHESIVE COMPOSITION - The present applicant relates to a pressure-sensitive adhesive composition, and optical laminate, a polarizing plate, and a display device. In an embodiment of the present applicant, the pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive which has an excellent cohesive force or stress relaxation property, and thus has superior endurance reliability and light leakage suppression performance or the like may be provided. The pressure-sensitive adhesive composition according to an embodiment of the present applicant may be used, for example, for an optical film such as a polarizing plate or the like.12-31-2015
20160053041POLYSTYRENE-POLYACRYLATE BLOCK COPOLYMERS, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a block copolymer comprising a first block derived from a vinyl aromatic monomer; and a second block derived from an acrylate monomer; where a chi parameter that measures interactions between the first block and the second block is greater than or equal to about 0.05, when measured at 240° C. Disclosed herein too is a method comprising polymerizing a vinyl aromatic monomer to form a first block; and polymerizing a second block onto the first block to form a block copolymer; where the second block is derived by polymerizing an acrylate monomer; and where the block copolymer has a chi parameter of greater than or equal to about 0.05, when measured at 240° C.; where the chi parameter is a measure of interactions between the first block and the second block.02-25-2016
20160060379PARTICLES FOR ELECTROPHORETIC DISPLAYS - This invention relates to polymer particles, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, electrophoretic displays comprising such particle, and new copolymer stabilisers.03-03-2016
20160082472PROCESS FOR MANUFACTURING SELF-ASSEMBLED BLOCK COPOLYMER FILMS - Self-assembled block copolymer films having two or more blocks are manufactured by distributing a solution containing at least one block copolymer onto the substrate so as to partially coat a substrate surface, obtaining an intermediate product. A block copolymer is self-assembled by heating the intermediate product. The self-assembling step includes Rapid Thermal Processing, which is performed by heating the intermediate product up to a first target temperature, ranging from a glass transition temperature to an order-disorder transition temperature of the block copolymer, through a temperature rising ramp having a rate of temperature change not lower than 5° C./second; maintaining the intermediate product at the target temperature for a time interval not longer than 60 minutes, whereby a sample is obtained on the surface of which a self-assembled film of the block copolymer has been made; and cooling the sample down to the ambient temperature through a temperature descending ramp.03-24-2016
525301000 Oxygen atom is part of a carboxylic acid group 7
20100010165SELF-DISPERSIBLE SILICONE COPOLYMERS AND METHOD FOR THE PRODUCTION AND USE THEREOF - The invention relates to highly transparent organofunctional silicone copolymers, being self-dispersible in water without emulsifiers or protective colloid, being obtained by radically initiated solution polymerization of a) one or more ethylenically unsaturated organomonomers, and b) one or more siliconmacromeres, characterized in that c) one or more water soluble comonomeres are copolymerized in an organic solvent or solvent mixture.01-14-2010
20110144279EPOXY GROUP-CONTAINING COPOLYMER, EPOXY (METH)ACRYLATE COPOLYMER USING THE SAME AND THEIR PRODUCTION PROCESSES - According to the present invention, a novel epoxy group-containing copolymer, including a production process thereof, and an epoxy (meth)acrylate copolymer starting from the epoxy group-containing copolymer, including a production process thereof are provided. The epoxy group-containing copolymer of the present invention contains a specific epoxy group-containing repeating unit and an olefin-based repeating unit. A novel epoxy (meth)acrylate copolymer of the present invention is produced by reacting the epoxy group-containing copolymer with (meth)acrylic acid.06-16-2011
20120065336CURABLE COMPOSITION WITH RUBBER-LIKE PROPERTIES - Low viscosity, radiation curable compositions have been developed that produce plastics with silicone rubber-like properties. These compositions have also been shown to give great adhesion to plastics. The combination of an ethylenically unsaturated oligomer with di- or polythiol compound, reactive diluents and a radical initiator will produce these properties. These materials can find use in many areas such as: Electronics packaging, displays, conformal coatings, seals, gaskets, fiber optics coatings, and golf ball coatings.03-15-2012
20120165473PREPARATION OF DERIVATIVES OF ISOBUTENE COPOLYMERS - A process for producing an isobutene copolymer derivative by: (I) free-radically copolymerizing (a) 10-90 mol % of a monoethylenically unsaturated C06-28-2012
20130158204RUBBER COMPOSITION FOR GOLF BALLS, AND METHOD OF MANUFACTURING GOLF BALLS - One-piece golf balls or golf ball cores are obtained by molding and vulcanizing a rubber composition which includes (A) a polybutadiene-containing base rubber and (B) methacrylic acid. By including in the rubber composition (C) from 0.1 to 0.5 part by weight of a maleimide per 100 parts by weight of component A, the vulcanization time during molding and vulcanization is shortened, which enhances productivity without altering the performance and properties of the molded and vulcanized material.06-20-2013
20130165592COMB-SHAPED GRAFT COPOLYMERS AND METHODS OF MANUFACTURING THE SAME - The disclosed is a comb-shaped graft copolymer, including a back bone of PMMA and side chains of a random copolymer, a block copolymer, or a homopolymer polymerized of a monomer having a carbon-carbon double bond. The monomer can be alkyl acrylate, styrene, and the likes. The side chains terminal is grafted to a nitro-oxy compound.06-27-2013
20140243479THICKENING VINYL COPOLYMERS - A rheology modifier copolymer of formula (I) wherein A is a macromonomer, B is an acrylic or methacrylic acid or salt thereof, C is a C08-28-2014
525302000 Oxygen atom is part of a carboxylic acid ester group 32
20090149607SYNTHETIC RECEPTOR - A polymer capable of selectively binding propofol is prepared from one or more suitable monomers (e.g. N,N-diethylaminoethyl methacrylate) and a cross-linker. It may be a molecularly imprinted polymer. An element (06-11-2009
20100184921Process for producing resin composition and process for producing molded article - A medical resin composition is produced by mixing a powder of a polymer (A) comprising repeating units having an ester group and a liquid of a vinyl ester monomer (B) having 6 or more carbon atoms to increase a viscosity and, according to demand, further performing a polymerization reaction. The thus produced resin composition inhibits leaching of irritative substances, reduces any adverse effects on the human body by endocrine disruptors, etc. and can be prepared with high operational efficiency. The resin composition is suitably used as a dental resin composition such as a tissue conditioner, a functional impression material, a lining material, a denture base material or a mouth piece material.07-22-2010
20110021711CROSSLINKED POLYMER PARTICLES - The present invention is crosslinked polymer particles, prepared from a free-radical activated reaction of an unsaturated coagent and low molecular weight hydrocarbons or certain polymers. This invention allows particles to be made from mixtures of coagents and saturated compounds. The invention is also a process for preparing crosslinked polymer particles.01-27-2011
525303000 Ester contains an oxygen atom other than as a carboxylic acid ester group 12
20090326160PACKAGE AND PROCESS FOR PRODUCING THERMOPLASTIC RESIN FILM - A package is made by packing a compound of the formula (1) in a bag comprising a thermoplastic resin as a main component, wherein the film thickness of the bag is preferably from 50 to 200 μm:12-31-2009
20110313112Copolymer Synthesis Process - Preparing a non-ionic copolymer having a hydrolysable monomer residue and a polyether macromonomer residue in a semicontinuous mode in a polymerization reactor associated with a metering device, including introducing polyether macromonomer and water into the reactor, wherein hydrolysable monomer which is added thereto forms a polymerization reaction mixture; introducing hydrolysable monomer into the metering device; adding hydrolysable monomer into the reactor from the metering device; passing a free radical polymerization initiator into the reactor before and/or during the addition of the hydrolysable monomer, the hydrolysable monomer and the polyether macromonomer reacting by free radical polymerization to form the non-ionic copolymer; and, subjecting the reaction mixture to polymerization while an addition rate of the hydrolysable monomer and/or at least a component of the polymerization initiator is varied stepwise or continuously. No monomer is introduced to incorporate ionic cement binding sites into the non-ionic copolymer.12-22-2011
20120116025VINYL ESTER RESIN COMPOSITION - The present invention relates to a resin composition comprising (a) from 30 to 70 wt. % of a vinyl ester resin, (b) from 30 to 70 wt. % of reactive diluent, wherein the resin composition comprises methacrylate containing compound and an itaconate ester as reactive diluent.05-10-2012
20120178884LOW VISCOSITY HIGH SOLIDS COPOLYMER - A copolymer is made by feeding one or more added olefmic monomers into a reaction vessel containing a non-homopolymerizable olefmic monomer heated to a temperature of at least about 100° C. The process may be performed in a batch or continuous fashion, may use an unpressurized reactor, may be performed without added solvent, and may form a copolymer whose number average molecular weight is less than about 4,000 amu and whose polydispersity is less than about 3.07-12-2012
20130144012MODIFIED NATURAL RUBBER PARTICLE, PRODUCTION METHOD THEREOF, AND MODIFIED NATURAL RUBBER LATEX - A modified natural rubber particle having carbon-carbon double bands assigned to multifunctional vinyl monomers graft-copolymerized onto the surface of the modified natural rubber particle, which is prepared by graft-copolymerization of multifunctional vinyl monomers having two or more carbon-carbon double bonds onto natural rubber particles or deproteinized natural rubber particles. One of the methods for producing a modified natural rubber particle includes the steps of: forming inclusion complex of the multifunctional vinyl monomers having two or more carbon-carbon double bonds with a guest-protecting agent to protect at least one of the double bonds of the multifunctional vinyl monomers; graft-copolymerizing the resulting inclusion complex onto natural rubber particles or deproteinized natural rubber particles; and deprotecting the protected double bonds by removing the guest-protecting agent from the obtained graft-copolymer.06-06-2013
20130165593COMPOSITION FOR USE AS MATERIAL FOR ELECTRICAL OR ELECTRONIC PARTS, AND CURED PRODUCT THEREOF - A composition for use as material for electrical or electronic parts, comprising (A) a vinyl polymer having, at a molecular terminal thereof, at least one (meth)acryloyl group per molecule of the polymer, (B) a vinyl monomer having a (meth)acryloyl group and (C) an initiator, wherein the component (B) is comprised in an amount of from 25% by weight or more to 45% by weight or less to the total 100% by weight of the components (A) and (B).06-27-2013
20140039128RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the present invention is to provide a radiation-curable pressure-sensitive adhesive layer that satisfies both reworkability and adhesion reliance. Further, another object of the present invention is to provide a pressure-sensitive adhesive sheet containing the radiation-curable pressure-sensitive adhesive layer. The invention relates to a radiation-curable pressure-sensitive adhesive layer, which has an adhesive strength of 1.0 N/20 mm or less before radiation curing and an adhesive strength of 3.0 N/20 mm or more after radiation curing, and a peeling adhesive strength of 40.0 N/(20 mm×20 mm) or less before radiation curing, to an acrylic plate.02-06-2014
20140213733Ophthalmic and Otorhinolaryngological Device Materials - Disclosed are soft, high refractive index, acrylic device materials. The materials contain a hydrophilic side-chain macromer for glistening resistance.07-31-2014
20140221574COPOLYMER, AND LIQUID CRYSTAL ALIGNMENT LAYER INCLUDING CURED PRODUCT THEREOF - Provided is a liquid crystal alignment layer of which a constituent member is a polymer represented by the general formula (I).08-07-2014
20140296441LACTAMIC POLYMER CONTAINING AN ACETOACETATE MOIETY - The invention provides lactamic polymers comprising an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the invention may be employed in a wide variety of compositions. (A); (B) wherein R10-02-2014
20160039979Method and Apparatus for Surface Chemical Functionalization of Powders and Nanoparticles - A method and apparatus is provided for the modification of the surface chemistry of solid nano- and micro-particles in order to tailor the properties and functions of these particles. The method generally involves the generation of an atmospheric plasma glow discharge and energetic species that undergo chemical reaction with the surface of the primary particles. The process includes the generation of energetic species to initiate reaction, optional delivery of a precursor fluid, optional delivery of chemical species for grafting, and delivery of separated and de-agglomerated particles into the plasma discharge exiting the plasma generation chamber.02-11-2016
20160083631LIVING POLYMER IN SITU SYSTEM AND METHOD OF USE - A kit for providing a polymerizable resin system is disclosed, which kit comprises a first Part A and a second Part B, which Part A and Part B upon mixing provides a working period of intermediate stage polymerization in which the mixture obtains a desired cohesiveness for a predetermined period of time. The first Part A comprises an acid and the second Part B comprises an organic compound that is water soluble or partially water soluble and that, in the presence of the acid, initiates curing of polymerizable monomer and/or resin that is present in Part A, Part B, or both. Also disclosed is a method of using the mixed composition as an adhesive, cement, glue, sealant, a base liner, a capping agent, a material for surface or structural repair and/or filling, an encasing material, a bodily implant, a dental material, and/or as a polymeric object having a living polymer surface property.03-24-2016
525304000 Ester contains at least two carboxylic acid ester groups 6
20110098413Acrylic star polymer - A method for obtaining a star polymer having a controlled ratio of a weight average molecular weight of the star polymer to a number average molecular weight of the star polymer, containing the steps of anionically polymerizing a (meth)acrylic ester having an alicyclic skeleton and a lactone ring in the presence of an anionic polymerization initiator to synthesize an arm polymer, reacting the arm polymer with a polyfunctional coupling agent, and reacting with an anionic polymerizable monomer.04-28-2011
20110245429Cross Linked Organic Conductive Layer - The present invention provides various compounds, compositions, methods, and processes for forming a cross-linked conductive polymeric layer in an electronic device.10-06-2011
20120220730High Melt Strength Polypropylene and Methods of Making Same - A high melt strength polypropylene is formed using maleated polypropylene and a combination of coupling agents and acid neutralizers. The maleated polypropylene can be formed using multi-functional monomers. The high melt strength polypropylene can be useful for foaming, sheet extrusion thermoforming, extrusion blow molding, extrusion coating, fiber, film, and the like.08-30-2012
525305000 Ester is derived from a polyol 3
20110282008SILICONE MONOMER - The invention provides a silicone monomer having high purity and suitable for use in the manufacture of ophthalmic devices, and a contact lens produced from the silicone monomer as a polymerizable component. The silicone monomer is represented by the formula (1):11-17-2011
20120041152Method for Removing Metal Impurities - A process for removing metallic impurities from a product mass flow comprising water-absorbing polymer particles by means of bar magnets, wherein the water-absorbing polymer particles comprise a surfactant and have direct contact with the bar magnets.02-16-2012
20130303703Method of Fabricating Highly Cross-Linking Polymer Spheres Having Uniform Granular Sizes - Polymer spheres are fabricated. Dispersing polymerization and a two-stage swelling procedure are processed. The polymer spheres fabricated have uniform granular sizes and are highly cross-linking. Thus, the polymer spheres are heat-resistant and solvent-resistant.11-14-2013
525307000 Ester is derived from an unsaturated carboxylic acid and an unsaturated alcohol 1
20090209707IMPACT RESISTANCE IMPROVER, THERMOPLASTIC RESIN COMPOSITION, SHAPED ARTICLE AND METHOD FOR PRODUCING GRAFT COPOLYMER - Disclosed is a thermoplastic resin composition having excellent impact resistance at a low temperature, while maintaining high transparency; this thermoplastic resin composition is obtained by compounding an impact resistance improver into a thermoplastic resin, the impact resistance improver being composed of a graft copolymer which is obtained by polymerizing a vinyl monomer component in the presence of a polymer mixture containing a polymer having butadiene units as an essential component and a polymer having styrene units as an essential component, the polymer mixture containing 45 to 65% by mass of the butadiene units and 35 to 55% by mass of the styrene units.08-20-2009
525308000 Ester is derived from an unsaturated carboxylic acid 10
20100184922ORGANIC-INORGANIC NANO COMPOSITES AND PREPARATION METHOD THEREOF - Provided is an organic-inorganic nano composite, and more particularly, an organic-inorganic nano composite including: a styrene-butadiene copolymer; an acryl-based monomer; a living radical polymerization initiator; silica; and a coupling agent, in which radiality is maximized. The organic-inorganic nano composite is prepared using a method comprising: preparing a spherical styrene-butadiene copolymer; preparing a nano-sized spherical styrene-butadiene-acrylate copolymer using living radical polymerization of the spherical styrene-butadiene copolymer and an acryl-based monomer; and preparing a composite by coupling the nano-sized spherical styrene-butadiene-acrylate copolymer and silica using a coupling agent. The organic-inorganic nano composite has excellent tensile and tear properties, and high wet traction capability. Thus, if the organic-inorganic nano composite according to the present invention is applied to organic filler for tires, rolling resistance can be decreased and wet traction capability can be increased, and the organic-inorganic nano composite can be efficiently applied to a hard coating material as well.07-22-2010
20120065337POLYMER FINE PARTICLE FOR SUPPRESSING GENERATION OF DIE BUILD-UP DURING EXTRUSION MOLDING - During the manufacture of a master batch for a polyolefin resin film, organic polymer fine particles which contain a polyfunctional monomer (cross-linking agent) having at least one kind of two or more functional groups in a monomer unit constituting a polymer and is mixed with a polyolefin resin using an extruder are blended as an anti-blocking agent, thereby preventing the generation of die build-up around the outlet of the extruder.03-15-2012
20130030126Olefin Functionalization By Metathesis Reaction - This invention relates to a process to functionalize propylene co-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene a co-oligomer having an Mn of 300 to 30,000 g/mol comprising 10 to 90 mol % propylene and 10 to 90 mol % of ethylene, wherein the oligomer has at least X % allyl chain ends, where: 1) X=(−0.94 (mol % ethylene incorporated)+100), when 10 to 60 mol % ethylene is present in the co-oligomer, and 2) X=45, when greater than 60 and less than 70 mol % ethylene is present in the co-oligomer, and 3) X=(1.83*(mol % ethylene incorporated)−83), when 70 to 90 mol % ethylene is present in the co-oligomer. This invention also relates to a process to functionalize propylene homo-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene homo-oligomer, comprising propylene, wherein the oligomer has: at least 93% allyl chain ends, an Mn of about 500 to about 20,000 g/mol, an isobutyl chain end to allylic vinyl group ratio of 0.8:1 to 1.2:1.0, and less than 100 ppm aluminum.01-31-2013
20160185893POLYMER AND PRODUCTION METHOD THEREOF, MOLDING MATERIAL AND MOLDED PRODUCT - A molded product with excellent transparency can be obtained by using a polymer (D) obtained by suspension polymerization of a monomer mixture (1) containing (a) to (c) below:06-30-2016
525309000 Ester derived from an unsaturated carboxylic acid is reacted in the presence of a solid polymer 6
20080227920Thermoplastic Molding Materials Based on Polyesters and Styrene Copolymers - Thermoplastic molding compositions, comprising 09-18-2008
20110230623METHOD FOR CONTINUOUSLY PRODUCING ACRYLIC RESIN SHEET TECHNICAL FIELD - Disclosed is a method for continuously producing an acrylic resin sheet containing 50% by mass or more of methyl methacrylate units, which comprises irradiating an active energy ray-polymerizable viscous liquid 09-22-2011
20140200313METHOD FOR PREPARING DIALKYL MAGNESIUM COMPOUNDS BY ETHYLENE POLYMERISATION AND USES THEREOF - A process for the preparation by ethylene polymerization of at least one dialkyl magnesium compound of formula R—(CH07-17-2014
20140323662SYSTEM FOR USE IN BONE CEMENT PREPARATION AND DELIVERY - A system for use in bone cement preparation can include a chamber for intermixing a liquid monomer and solid polymer components, a container, a vacuum channel, and a filter. The mixing chamber can be configured to hold a non-liquid, polymer powder component of a bone cement. The container can be configured to hold a liquid component of the bone cement. The system can have a first interface disposed between the mixing chamber and the container and a second interface disposed between the mixing chamber and the vacuum channel. The second interface can to receive and position the filter between the mixing chamber and the vacuum channel. The vacuum channel can direct a partial vacuum to draw the liquid component from the container into the non-liquid component in the mixing chamber to intermix the components and to thereby provide a settable bone cement10-30-2014
525310000 Ester reactant derived from an unsaturated carboxylic acid is reacted in the presence of a solid polymer substrate derived from a polyene hydrocarbon 2
20110190451PHOTOCURABLE LIQUID RESIN AND PHOTOCURABLE LIQUID RESIN PRODUCED BY SUCH METHOD - A photocurable liquid resin which comprises (A) a step of producing a conjugated diene-based polymer or a conjugated diene/aromatic vinyl-based copolymer, which has a weight-average molecular weight of 5,000 to 40,000 and a molecular weight distribution of 3.0 or smaller, by polymerizing a conjugated diene-based monomer or a combination of a conjugated diene-based monomer and an aromatic vinyl-based monomer in a saturated hydrocarbon-based solvent using a dilithium initiator, (B) a step of producing a conjugated diene-based polymer polyol or a conjugated diene/aromatic vinyl-based copolymer polyol by reacting the produced polymer or copolymer with an alkylene oxide, (C) a step of producing a hydrogenated conjugated diene-based polymer polyol or a hydrogenated conjugated diene/aromatic vinyl-based copolymer polyol by hydrogenating the produced polymer polyol or copolymer polyol, and (D) a step of reacting the hydrogenated polymer polyol or copolymer polyol with a compound having a photocurable unsaturated hydrocarbon group. A material comprising the produced resin exhibits excellent barrier property against water vapor, excellent heat resistance and a hardness suitable for a material having rubber elasticity and is advantageously used as sealing a material.08-04-2011
20110213092Low-Tack, UV-Cured Pressure Sensitive Adhesive Suitable for Reclosable Packages - UV-cured pressure sensitive adhesive including one or more UV-curable acrylic oligomers, one or more tack control components, and, optionally, an elastomeric material is described herein. The adhesive includes an adhesive component ratio of the various adhesive components effective to provide desired first peel adhesions and subsequent peel adhesions.09-01-2011

Patent applications in all subclasses Ethylenic reactant contains an oxygen atom

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